Unable to Access Data After BIOS Update? Follow This Guide!

Troubleshooting Data Inaccessibility After a BIOS Update

A BIOS update, while crucial for bug fixes and performance enhancements, can sometimes lead to data inaccessibility. This guide offers solutions to restore access to your files, and if data loss occurs, introduces a recovery method.

Reasons for Data Inaccessibility After a BIOS Update:

Several factors can cause files to disappear after a BIOS update:

• Incorrect User Profile: The system might load a temporary profile instead of your usual one.
• Update Errors: Unexpected events during the update can corrupt the file system or cause data loss.
• Driver Incompatibility: Updated BIOS might conflict with existing device drivers.
• Boot Order Change: Altering the boot order can prevent access to the correct partition, especially with multiple operating systems.
• Unstable Disk Connection: A loose or faulty connection to your storage drive.

Solutions for Restoring Data Access:

Method 1: Safe Mode Boot

Booting into Safe Mode disables non-essential drivers and software, isolating potential conflicts.

1. Press Shift Restart.
2. In the Windows Recovery Environment (WinRE), navigate to Troubleshoot > Advanced options > Startup Settings > Restart.
3. Press F5 to select Safe Mode with Networking.
4. Check if your user profile is correctly located in C:Users. If not, systematically disable or update non-core drivers to identify the culprit.

Method 2: Temporarily Disable Antivirus

Antivirus software can sometimes interfere with file access. Temporarily disabling it might resolve the issue. In Windows Defender, navigate to Settings > Update & Security > Windows Security > Virus & threat protection > Manage settings and turn off real-time protection and other protections.

Method 3: Registry Modification

If a temporary profile is the problem, adjusting registry values can fix it.

1. Open Command Prompt (search for cmd and press Enter).
2. Run whoami /user to obtain your Security Identifier (SID).
3. Open Registry Editor (search for regedit and press Enter).
4. Navigate to ComputerHKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionProfileList.
5. Locate your SID. If it ends in .bak, remove the extension and correct the ProfileImagePath value to C:Usersusername. Ensure the State DWORD value is 0. If there's a SID without .bak and one with, delete the former and rename the latter (removing .bak). Then, correct ProfileImagePath and verify State is 0.
6. Restart your computer.

Method 4: Correct Boot Order

If multiple operating systems are installed, ensure you're booting from the correct one. Access your BIOS settings (usually by pressing F2 or Delete during startup) and adjust the boot order accordingly.

Data Recovery with MiniTool Power Data Recovery:

If files are truly lost, MiniTool Power Data Recovery can help. This data recovery software can retrieve files from various storage media. The free version allows scanning and previewing; a limited amount of data recovery is also free.

Prevention:

To prevent future data loss, consider using backup software like MiniTool ShadowMaker before undertaking system-critical updates.

The above is the detailed content of Unable to Access Data After BIOS Update? Follow This Guide!. For more information, please follow other related articles on the PHP Chinese website!